Issues

• [macOS] Black border around editor area when it contains editors side by side

  bug
  eclipse-platform/eclipse.platform.ui#4552 · Filter by author kolovos opened on Nov 9, 2026
  1

• Having a compare editor open renders another instance useless

  bug
  eclipse-platform/eclipse.platform.ui#4544 · Filter by author laeubi opened on Nov 6, 2026
  1

• EncodingTests.testWorkbenchEncodings failed in I-build: Reference not enqueued

  bugtest
  eclipse-platform/eclipse.platform.ui#4541 · Filter by author trancexpress opened on Nov 4, 2026

• Support showing whitespace characters in code minings and ghost text

  eclipse-platform/eclipse.platform.ui#4519 · Filter by author tobiasmelcher opened on Oct 26, 2026

• ViewerComparator sorts by decorated labels of DecoratingStyledCellLabelProvider, which violates the comparator contract

  eclipse-platform/eclipse.platform.ui#4516 · Filter by author astrograph opened on Oct 21, 2026

• Re-enabling theming requires two restarts instead of one

  bug
  eclipse-platform/eclipse.platform.ui#4503 · Filter by author nburnwal09 opened on Oct 16, 2026
  1

• Theme controls do not show/hide when the checkbox is toggled

  bug
  eclipse-platform/eclipse.platform.ui#4502 · Filter by author nburnwal09 opened on Oct 16, 2026
  1

• Move generic breadcrumb implementation from JDT to JFace

  eclipse-platform/eclipse.platform.ui#4495 · Filter by author LukasHackl2 opened on Oct 15, 2026
  1

• Provide more options to configure the NotificationPopup

  enhancement
  eclipse-platform/eclipse.platform.ui#4487 · Filter by author plumstone opened on Oct 13, 2026
  3

• Race condition in AnnotationModel.getAnnotationIterator()

  bug
  eclipse-platform/eclipse.platform.ui#4439 · Filter by author DLTKJoelJohansson opened on Oct 6, 2026

• Search view: double clicking a search results opens the same file in a different project

  bug
  eclipse-platform/eclipse.platform.ui#4412 · Filter by author jpstotz opened on Sep 28, 2026
  1

• Terminal column count is limited on new instances

  bug
  eclipse-platform/eclipse.platform.ui#4407 · Filter by author nlisker opened on Sep 27, 2026
  2

• Eclipse shows unexpected compile errors in org.eclipse.jface.text.tests

  bug
  eclipse-platform/eclipse.platform.ui#4405 · Filter by author trancexpress opened on Sep 26, 2026
  7

• Problems view title update blocks UI 2-36s: Markers.getMarkerCounts walks all markers, each doing ElementTree lookups

  eclipse-platform/eclipse.platform.ui#4404 · Filter by author lyh061619 opened on Sep 25, 2026
  1

• UI freezes/deadlocks while debugging apps with many short-lived threads: Debug tree refresh (TreeModelContentProvider.updateNodes) collides with hover

  eclipse-platform/eclipse.platform.ui#4403 · Filter by author lyh061619 opened on Sep 25, 2026
  2

• Top-level workspace preferences cannot be dynamically filtered by activities

  bug
  eclipse-platform/eclipse.platform.ui#4396 · Filter by author Dani-Hub opened on Sep 20, 2026
  1

• Workbench Preferences dialog blocked 60+ seconds in OS.DestroyWindow when closing after opening the Keys preference page

  eclipse-platform/eclipse.platform.ui#4395 · Filter by author lyh061619 opened on Sep 19, 2026
  2

• Linked Resources: PARENT-N-PROJECT_LOC variable cannot be removed because '-' is rejected on Apply

  bug
  eclipse-platform/eclipse.platform.ui#4351 · Filter by author AntonDrubetskiy opened on Sep 4, 2026

• Timeout in org.eclipse.ui.tests.UiTestSuite during MacOSX 64 bit tests

  bugmacOStest
  eclipse-platform/eclipse.platform.ui#4289 · Filter by author trancexpress opened on Aug 28, 2026
  7

  

• Changing fonts cause several display failures in different views (mostly navigation and other views, editors are fine)

  bug
  eclipse-platform/eclipse.platform.ui#4283 · Filter by author vkushni opened on Aug 26, 2026
  7

• Workbench restart incorrectly handles workspace paths containing spaces

  bug
  eclipse-platform/eclipse.platform.ui#4273 · Filter by author AdarshKulkarni54 opened on Aug 24, 2026
  1

• SWTException when opening a context menu while the terminal feature is installed

  bug
  eclipse-platform/eclipse.platform.ui#4264 · Filter by author nlisker-sanctorum opened on Aug 21, 2026
  2

• Toolbar of the synchronize view doesn't change when swapping left and right

  bug
  eclipse-platform/eclipse.platform.ui#4255 · Filter by author sylvain-ilm opened on Aug 19, 2026

• Add preference to configure GenericEditorContentAssistant.contextInformationPopupOrientation

  enhancement
  eclipse-platform/eclipse.platform.ui#4248 · Filter by author FlorianKroiss opened on Aug 13, 2026
  4

• Regular expressions Replace and Replace/Find

  eclipse-platform/eclipse.platform.ui#4181 · Filter by author almi33 opened on Jul 12, 2026
  2